<template>
  <section>
    <!--工具条-->
    <el-col :span="24" class="toolbar" style="padding-bottom: 0px;">
      <el-form :inline="true" :model="filters">
        <el-form-item>
          <el-input v-model="filters.keyword" placeholder="关键字"></el-input>
        </el-form-item>
        <el-form-item>
          <el-button type="primary" v-on:click="search">查询</el-button>
        </el-form-item>
        <el-form-item>
          <el-button type="primary" @click="handleAdd">新增</el-button>
        </el-form-item>

        <el-select v-model="filters.detailId" multiple placeholder="请选择">
          <el-option
              v-for="item in details"
              :label="item.name"
              :value="item.id">
          </el-option>
        </el-select>
      </el-form>

    </el-col>

    <!--列表-->
    <el-table :data="departments" highlight-current-row v-loading="listLoading"
              @selection-change="selsChange" style="width: 100%;" @row-dblclick="findEmps">
      <el-table-column type="selection" width="55">
      </el-table-column>
      <el-table-column type="index" width="60">
      </el-table-column>
      <el-table-column prop="name" label="部门名称" width="120">
      </el-table-column>
      <el-table-column prop="sn" label="部门编号" width="100">
      </el-table-column>
      <el-table-column prop="state" label="状态" width="100" sortable>
        <!--scope :scope.row 它可以获取到当前行的数据-->
        <template scope="scope">
          <span style="color: #11b95c" v-if="scope.row.state === 1">启用</span>
          <span style="color: red" v-else-if="scope.row.state === 0">禁用</span>
          <span style="color: goldenrod" v-else>未知</span>
        </template>
      </el-table-column>
      <el-table-column prop="manager.username" label="负责人" width="120">
      </el-table-column>
      <el-table-column prop="parent.name" label="上级部门" min-width="180">
      </el-table-column>
      <el-table-column label="操作" width="150">
        <template scope="scope">
          <el-button size="small" @click="handleEdit(scope.$index, scope.row)">编辑</el-button>
          <el-button type="danger" size="small" @click="handleDel(scope.$index, scope.row)">删除</el-button>
        </template>
      </el-table-column>
    </el-table>
    <!--抽屉-->
    <el-drawer
        title="员工列表!"
        :visible.sync="table"
        direction="rtl"
        size="50%">
      <el-table :data="gridData">
        <el-table-column prop="username" label="姓名" width="120" sortable>
        </el-table-column>
        <el-table-column prop="state" label="状态" width="100"  sortable>
          <template scope="scope">
            <span style="color: #11b95c" v-if="scope.row.state ===1">启用</span>
            <span style="color: red" v-else-if="scope.row.state ===0">禁用</span>
            <span style="color: slategray" v-else>未知</span>
          </template>
        </el-table-column>
        <el-table-column prop="phone" label="电话" width="100" sortable>
        </el-table-column>

        <el-table-column prop="email" label="邮箱" width="120" sortable>
        </el-table-column>

        <el-table-column prop="age" label="年龄" width="120" sortable>
        </el-table-column>
      </el-table>
    </el-drawer>

    <!--工具条-->
    <el-col :span="24" class="toolbar">
      <el-button type="danger" @click="batchRemove" :disabled="this.sels.length===0">批量删除</el-button>
      <el-pagination layout="prev, pager, next" @current-change="handleCurrentChange"
                     :page-size="pageSize" :total="total" :current-page="currentPage" style="float:right;">
      </el-pagination>
    </el-col>

    <!--编辑界面-->
    <el-dialog :title="title" :visible.sync="editFormVisible" :close-on-click-modal="false">
      <el-form :model="editForm" label-width="80px" :rules="editFormRules" ref="editForm">
        <el-form-item label="部门名称" prop="name">
          <el-input v-model="editForm.name" auto-complete="off"></el-input>
        </el-form-item>
        <el-form-item label="部门编号" prop="sn">
          <el-input v-model="editForm.sn" auto-complete="off"></el-input>
        </el-form-item>
        <el-form-item label="状态">
          <el-radio-group v-model="editForm.state">
            <el-radio class="radio" :label="1">启用</el-radio>
            <el-radio class="radio" :label="0">禁用</el-radio>
          </el-radio-group>
        </el-form-item>
        <el-form-item label="负责人" >
<!--          <el-input v-model="editForm.managerId" auto-complete="off"></el-input>-->
          <!--
          :label: 选中后展示的结果
          :value: 选中后 传到后端的数据
          注意：

          -->
          <el-select v-model="editForm.managerId" placeholder="请选择">
            <el-option
                v-for="item in emps"
                :label="item.username"
                :value="item.id">
              <span style="float: left">{{ item.username }}</span>
              <span style="float: right; color: #8492a6; font-size: 13px">{{ item.phone }}</span>
            </el-option>
          </el-select>
        </el-form-item>
        <el-form-item label="上级部门" >
<!--          <el-input v-model="editForm.parentId" auto-complete="off"></el-input>-->
          <el-cascader
              v-model="editForm.parentId"
              :options="options"
              :props="{ checkStrictly: true ,
                label :'name',
                value :'id'
                 }"
              clearable></el-cascader>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button @click.native="editFormVisible = false">取消</el-button>
        <!--:loading="editLoading" 按钮忙等-->
          <el-button type="warning" @click.native="editSubmit" :loading="editLoading">提交</el-button>
      </div>
    </el-dialog>
  </section>
</template>

<script>
export default {
  data() {
    return {
      gridData: [],
      table: false,
      options:[],
      emps: [],
      title:"",
      details: [],
      total: 0,
      currentPage: 1,
      pageSize: 5,
      filters: {
        keyword: '',
        detailId: null,
      },
      departments: [],
      listLoading: false,
      sels: [],//列表选中列

      editFormVisible: false,//编辑界面是否显示
      editLoading: false,
      editFormRules: {
        name: [
          {required: true, message: '请输入部门名称', trigger: 'blur'}
        ],
        sn: [
          {required: true, message: '请输入编号', trigger: 'blur'}
        ],
      },
      //编辑界面数据
      editForm: {
        id:null,
        sn:'',
        name:'',
        state:1,
        managerId:null,
        parentId:null
      },

    }
  },
  methods: {
    findEmps(row){
      // 打开抽屉
      this.table = true
      // 根据当前部门的id 去查询 部门下的 员工
      // row.id 是部门的id 不是员工的！
      this.$http.get("/emp/findEmpByDeptId/"+row.id)
        .then(res=>{
          this.gridData = res.data;
        })

    },
    search() {
      this.currentPage = 1
      this.getDepartments();
    },
    handleCurrentChange(val) {
      this.currentPage = val;
      this.getDepartments();
    },
    //获取部门列表
    getDepartments() {
      // 参数
      let para = {
        currentPage: this.currentPage,
        pageSize: this.pageSize,
        keyword: this.filters.keyword,
        detailId: this.filters.detailId
      };
      // 忙等开启
      this.listLoading = true;
      // 自己去发送请求获取后端数据
      this.$http.post("/dept", para)
          .then(result => {
            // 进入到这里面 后端有数据返回了
            this.departments = result.data.rows;
            this.total = result.data.totals;
            // 忙等关闭
            this.listLoading = false;
          })
          .catch(result => {
            this.$message({
              message: '网络不通',
              type: 'error'
            });
          })
    },
    //删除
    handleDel: function (index, row) {
      this.$confirm('确认删除该记录吗?', '提示', {
        type: 'warning'
      }).then(() => {
        // 开启列表忙等
        this.listLoading = true;
        // 自己发送请求
        this.$http.delete("/dept/" + row.id)
            .then(result => {
              this.listLoading = false;
              // 一定是请求到后端了
              if (result.data.success){
                // 一定是操作成功了
                this.$message({
                  message: result.data.msg,
                  type: 'success'
                });
              }else {
                // 返回失败了
                this.$message({
                  message: result.data.msg,
                  type: 'error'
                });
              }
              this.currentPage = 1
              this.getDepartments();
            })
            .catch(result => {
              this.$message({
                message: '网络不通',
                type: 'error'
              });
            })
      }).catch(() => {

      });
    },
    //显示编辑界面
    handleEdit: function (index, row) {
      // 弹出模态框
      this.editFormVisible = true;
      this.title = "编辑";
      // 将当前行的数据 赋值到一个空对象中
      this.editForm = Object.assign({}, row);
    },
    //显示新增界面
    handleAdd: function () {
      // 弹出模态框
      this.editFormVisible = true;
      this.title = "新增"
      this.addForm = {
        id:null,
        sn:'',
        name:'',
        state:1,
        managerId:null,
        parentId:null
      };
    },
    //编辑
    editSubmit: function () {
      // 验证表单
      this.$refs.editForm.validate((valid) => {
        // 通过验证
        if (valid) {
          this.$confirm('确认提交吗？', '提示', {}).then(() => {
            // 按钮忙等
            this.editLoading = true;
            this.editFormVisible = false
            let para = Object.assign({}, this.editForm);
            // 如果参数中 parentid存在 并且是个数组 我们才取最后一个
            if (para.parentId && para.parentId instanceof Array){
              para.parentId =  para.parentId[para.parentId.length - 1]
            }
            // 发起请求
            this.$http.put("/dept",para)
                .then(result => {
                  this.editLoading = false;
                  // 一定是请求到后端了
                  if (result.data.success){
                    // 一定是操作成功了
                    this.$message({
                      message: result.data.msg,
                      type: 'success'
                    });
                  }else {
                    // 返回失败了
                    this.$message({
                      message: result.data.msg,
                      type: 'error'
                    });
                  }
                  this.currentPage = 1
                  this.getDepartments();
                })
                .catch(result => {
                  this.$message({
                    message: '网络不通',
                    type: 'error'
                  });
                })
            // para.birth = (!para.birth || para.birth == '') ? '' : util.formatDate.format(new Date(para.birth), 'yyyy-MM-dd');
            // editDepartment(para).then((res) => {
            //   this.editLoading = false;
            //   //NProgress.done();
            //   this.$message({
            //     message: '提交成功',
            //     type: 'success'
            //   });
            //   this.$refs['editForm'].resetFields();
            //   this.editFormVisible = false;
            //   this.getDepartments();
            // });
          });
        }
      });
    },

    selsChange: function (sels) {
      // console.log(sels)
      this.sels = sels;
    },
    //批量删除
    batchRemove: function () {
      var ids = this.sels.map(item => item.id);
      this.$confirm('确认删除选中记录吗？', '提示', {
        type: 'warning'
      }).then(() => {
        // 列表忙等
        this.listLoading = true;
        //NProgress.start();
        // let para = {ids: ids};
        this.$http.patch("/dept/batch",ids)
            .then(result => {
              this.listLoading = false;
              // 一定是请求到后端了
              if (result.data.success){
                // 一定是操作成功了
                this.$message({
                  message: result.data.msg,
                  type: 'success'
                });
              }else {
                // 返回失败了
                this.$message({
                  message: result.data.msg,
                  type: 'error'
                });
              }
              this.currentPage = 1
              this.getDepartments();
            })
            .catch(result => {
              this.$message({
                message: '网络不通',
                type: 'error'
              });
            })

        // batchRemoveDepartment(para).then((res) => {
        //   this.listLoading = false;
        //   //NProgress.done();
        //   this.$message({
        //     message: '删除成功',
        //     type: 'success'
        //   });
        //   this.getDepartments();
        // });
      }).catch(() => {

      });
    },
    getDetails() {
      this.$http.get("/dept/detail/3")
          .then(reult => {
            this.details = reult.data;
          })
    },
    getEmps(){
      // 发送请求
      this.$http.get("/emp")
        .then(result=>{
          this.emps = result.data;
        })
    },
    getDeptTree(){
      this.$http.get("/dept/tree")
        .then(result=>{
          this.options = result.data;
        })
    }
  },
  mounted() {
    this.getDepartments();
    this.getDetails();
    this.getEmps();
    this.getDeptTree();
  }
}

</script>

<style scoped>

</style>